163716543157 has 8 divisors (see below), whose sum is σ = 165271241376. Its totient is φ = 162162301392.

The previous prime is 163716543149. The next prime is 163716543191. The reversal of 163716543157 is 751345617361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 163716543157 - 2³ = 163716543149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 163716543157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163716543127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 629518 + ... + 850720.

It is an arithmetic number, because the mean of its divisors is an integer number (20658905172).

Almost surely, 2^163716543157 is an apocalyptic number.

It is an amenable number.

163716543157 is a deficient number, since it is larger than the sum of its proper divisors (1554698219).

163716543157 is a wasteful number, since it uses less digits than its factorization.

163716543157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228227.

The product of its digits is 1587600, while the sum is 49.

The spelling of 163716543157 in words is "one hundred sixty-three billion, seven hundred sixteen million, five hundred forty-three thousand, one hundred fifty-seven".